109951880

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{15889}}^1$

素因数の和:16073

約数の個数: 32

約数和(自身を含む): 248837400

約数和(自身を除く): 138885520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 15889, 31778, 63556, 79445, 127112, 158890, 317780, 635560, 2748797, 5497594, 10995188, 13743985, 21990376, 27487970, 54975940, 109951880]

約数ペア:

[(1, 109951880), (2, 54975940), (4, 27487970), (5, 21990376), (8, 13743985), (10, 10995188), (20, 5497594), (40, 2748797), (173, 635560), (346, 317780), (692, 158890), (865, 127112), (1384, 79445), (1730, 63556), (3460, 31778), (6920, 15889)]